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Scientific American, Vol. 41, No. 15 (1879) (1879)

leaf 3

An illustration from Scientific American, Vol. 41, No. 15 (1879), 1879, leaf 3 — analyses, Liebreich ascribed An improved spur has been patented by Mr. August Buer- ROSSET’S CLOCK. to protagon the formula CisHaaN,OuP. It was difficult mann, of Newark, N. J. The invention consists in spurs in In water it swelled and presented the ap- covering of rubber or gutta percha. so as to… … employed in these late investiga- Mr. Martin J. Racer (William tions. Racer, administrator), of La Grange, © 1879 SCIENTIFIC AMERICAN, INC

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